219663549

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{19699}}^1$

素因数の和:19774

約数の個数: 32

約数和(自身を含む): 378240000

約数和(自身を除く): 158576451

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 413, 531, 1239, 1593, 3717, 11151, 19699, 59097, 137893, 177291, 413679, 531873, 1162241, 1241037, 3486723, 3723111, 8135687, 10460169, 24407061, 31380507, 73221183, 219663549]

約数ペア:

[(1, 219663549), (3, 73221183), (7, 31380507), (9, 24407061), (21, 10460169), (27, 8135687), (59, 3723111), (63, 3486723), (177, 1241037), (189, 1162241), (413, 531873), (531, 413679), (1239, 177291), (1593, 137893), (3717, 59097), (11151, 19699)]